Home / 6,430.32-9,642.24-2,730.51

Finding the Fourth Proportional to 6,430.32, 9,642.24 and 2,730.51

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Solution

The fourth proportional to 6,430.32, 9,642.24 and 2,730.51 is: 4,094.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,430.32 : 9,642.24 = 2,730.51 : x
  2. Step 2: Convert to fraction form
    6,430.32/9,642.24 = 2,730.51/x
  3. Step 3: Cross multiply
    6,430.32x = 9,642.24 × 2,730.51
  4. Step 4: Simplify right side
    6,430.32x = 26,328,232.74
  5. Step 5: Solve for x
    x = 26,328,232.74/6,430.32
  6. Step 6: Final answer
    x = 4,094.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.